I can blench you can blench he can blench we can blench you can blench they can blench
V-ing form
I can be blenching you can be blenching he can be blenching we can be blenching you can be blenching they can be blenching
Perfect
I can have blenched you can have blenched he can have blenched we can have blenched you can have blenched they can have blenched
V-ing perfect
I can have been blenching you can have been blenching he can have been blenching we can have been blenching you can have been blenching they can have been blenching
Negation
Simple form
I cannot blench you cannot blench he cannot blench we cannot blench you cannot blench they cannot blench
V-ing form
I cannot be blenching you cannot be blenching he cannot be blenching we cannot be blenching you cannot be blenching they cannot be blenching
Perfect
I cannot have blenched you cannot have blenched he cannot have blenched we cannot have blenched you cannot have blenched they cannot have blenched
V-ing perfect
I cannot have been blenching you cannot have been blenching he cannot have been blenching we cannot have been blenching you cannot have been blenching they cannot have been blenching
Interrogative form
Simple form
can I blench? can you blench? can he blench? can we blench? can you blench? can they blench?
V-ing form
can I be blenching? can you be blenching? can he be blenching? can we be blenching? can you be blenching? can they be blenching?
Perfect
can I have blenched? can you have blenched? can he have blenched? can we have blenched? can you have blenched? can they have blenched?
V-ing perfect
can I have been blenching? can you have been blenching? can he have been blenching? can we have been blenching? can you have been blenching? can they have been blenching?
Interro-negative form
Simple form
can I not blench? can you not blench? can he not blench? can we not blench? can you not blench? can they not blench?
V-ing form
can I not be blenching? can you not be blenching? can he not be blenching? can we not be blenching? can you not be blenching? can they not be blenching?
Perfect
can I not have blenched? can you not have blenched? can he not have blenched? can we not have blenched? can you not have blenched? can they not have blenched?
V-ing perfect
can I not have been blenching? can you not have been blenching? can he not have been blenching? can we not have been blenching? can you not have been blenching? can they not have been blenching?